{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "arguments": ["Treatment.Route", "Effect", "Subject.Population", "Treatment.Disorder", "Treatment.Dosage", "Treatment.Freq", "Subject.Gender", "Subject.Age", "Combination.Drug", "Treatment.Duration", "Treatment.Drug", "Subject.Race", "Treatment.Time_elapsed", "Subject.Disorder"]}], "input": "The patient expired after seven cycles of treatment had been completed because of pulmonary fibrosis and the drug toxicity of bleomycin."}
{"potential therapeutic event": []}